<template>
  <div id="app">
    <h1>根组件 {{ $store.state.count }}</h1>
    <input
      type="text"
      :value="$store.state.count"
      @input="$store.commit('changeCount', $event.target.value)"
    />
    <Son1></Son1>
    <hr />
    <Son2></Son2>
  </div>
</template>

<script>
import Son1 from "./components/Son1.vue";
import Son2 from "./components/Son2.vue";

export default {
  name: "app",
  data: function () {
    return {};
  },
  components: {
    Son1,
    Son2,
  },
  created() {
    console.log(this.$store);
    console.log(this.$store.state.count);
  },
};
</script>

<style>
#app {
  width: 600px;
  margin: 20px auto;
  border: 3px solid #ccc;
  border-radius: 3px;
  padding: 10px;
}
</style>
